:root{--obsidian: #0a0b0d;--obsidian-raised: #111419;--slate: #1b2027;--slate-soft: #2a3038;--steel: #949ca6;--paper: #f1eee7;--paper-dim: #c9c5bc;--flame: #f05a28;--flame-hot: #ff7a31;--signal: #ffc043;--line: rgba(241,238,231,0.18);--shell-gutter: 16px;--header-height: 76px;color: var(--paper);background: var(--obsidian);font-family: "Arial Narrow","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size: 16px;line-height: 1.65;font-synthesis: none;}*{box-sizing: border-box;}html{min-width: 320px;scroll-behavior: smooth;scroll-padding-top: 92px;}body{min-width: 320px;margin: 0;overflow-x: clip;background: linear-gradient(90deg,transparent 0 49.8%,rgba(255,255,255,0.018) 49.8% 50.2%,transparent 50.2%),repeating-linear-gradient(0deg,transparent 0 63px,rgba(255,255,255,0.025) 63px 64px),var(--obsidian);}body::before{position: fixed;inset: 0 auto 0 0;z-index: -1;width: 7px;background: var(--flame);content: "";}img{display: block;max-width: 100%;}button,a{font: inherit;}a{color: inherit;}h1,h2,h3,p,figure{margin-top: 0;}h1,h2,h3,.brand-name,.cat-no,.moment-no{font-stretch: condensed;font-weight: 900;}.section-shell{width: min(100% - calc(var(--shell-gutter) * 2),1240px);margin-inline: auto;}.reading-progress{position: fixed;inset: 0 auto auto 0;z-index: 100;width: var(--reading-progress,0%);height: 4px;background: linear-gradient(90deg,var(--flame),var(--signal));box-shadow: 0 0 18px rgba(240,90,40,0.72);pointer-events: none;}@supports (animation-timeline: scroll()){.reading-progress{width: 100%;transform: scaleX(0);transform-origin: left;animation: reading-progress linear both;animation-timeline: scroll();}}@keyframes reading-progress{to{transform: scaleX(1);}}.site-header{position: sticky;top: 0;z-index: 50;border-bottom: 1px solid var(--line);background: rgba(10,11,13,0.94);backdrop-filter: blur(14px);}.header-inner{display: grid;gap: 12px;padding-block: 12px;}.brand-lockup{display: inline-flex;align-items: center;gap: 10px;min-width: 0;}.brand-mark{display: block;flex: 0 0 34px;width: 34px;height: 34px;}.brand-mark.is-compact .mark-leaf{display: none;}.brand-text{min-width: 0;}.brand-name,.brand-lockup > strong{display: block;color: var(--paper);font-size: 1.02rem;letter-spacing: 0.06em;line-height: 1.05;}.brand-en{display: block;margin-top: 3px;color: var(--steel);font-size: 0.62rem;letter-spacing: 0.2em;}.site-nav{min-width: 0;overflow-x: auto;scrollbar-width: none;}.site-nav::-webkit-scrollbar{display: none;}.site-nav nav{display: flex;width: max-content;min-width: 100%;gap: 6px;}.site-nav a{min-height: 42px;padding: 10px 12px 8px;border: 1px solid transparent;color: var(--paper-dim);font-size: 0.78rem;font-weight: 800;letter-spacing: 0.06em;text-decoration: none;white-space: nowrap;}.site-nav a:hover,.site-nav a:focus-visible{border-color: var(--flame);color: var(--paper);outline: 0;}.hero{position: relative;display: grid;gap: 32px;min-height: calc(100svh - var(--header-height));padding-block: clamp(54px,9vw,112px);}.hero::before{position: absolute;inset: 8% auto auto -22px;width: 84px;height: 8px;background: var(--flame);content: "";}.hero-copy{position: relative;z-index: 2;align-self: center;}.eyebrow{margin-bottom: 12px;color: var(--flame-hot);font-size: 0.72rem;font-weight: 900;letter-spacing: 0.18em;text-transform: uppercase;}h1{max-width: 9.4em;margin-bottom: 22px;font-size: clamp(2.75rem,13vw,7rem);letter-spacing: -0.06em;line-height: 0.93;text-transform: uppercase;}.hero-lead{max-width: 42rem;margin-bottom: 24px;color: var(--paper-dim);font-size: 1rem;}.hero-proofs,.catalog-filters,.faq-list,.longtail-grid,.moment-list{margin: 0;padding: 0;list-style: none;}.hero-proofs{display: flex;flex-wrap: wrap;gap: 8px;}.hero-proofs li{padding: 7px 10px;border-left: 3px solid var(--flame);background: var(--slate);color: var(--paper);font-size: 0.76rem;font-weight: 800;letter-spacing: 0.05em;}.hero-visual{position: relative;display: grid;grid-template-columns: repeat(3,minmax(0,1fr));align-items: end;min-height: 390px;border: 1px solid var(--line);background: var(--obsidian-raised);isolation: isolate;}.hero-visual::after{position: absolute;inset: auto 0 0;z-index: 4;height: 34%;background: linear-gradient(transparent,rgba(10,11,13,0.92));content: "";pointer-events: none;}.hero-cover{position: relative;min-width: 0;margin: 0;overflow: hidden;border-right: 1px solid var(--line);background: var(--slate);}.hero-cover:last-child{border-right: 0;}.hero-cover:nth-child(2){transform: translateY(-18px);}.hero-cover img{width: 100%;height: 390px;object-fit: cover;filter: saturate(0.88) contrast(1.07);}.hero-cover figcaption{position: absolute;inset: auto 8px 10px;z-index: 5;color: #fff;font-size: 0.68rem;font-weight: 900;line-height: 1.3;text-shadow: 0 2px 8px #000;}.hero-index{position: absolute;right: 0;bottom: 22px;z-index: 6;margin: 0;color: rgba(255,255,255,0.45);font-size: 0.62rem;font-weight: 800;letter-spacing: 0.13em;line-height: 1.8;text-align: right;}main > section:not(.hero){padding-block: clamp(72px,10vw,126px);border-top: 1px solid var(--line);}h2{max-width: 22em;margin-bottom: 20px;font-size: clamp(2rem,7vw,4.5rem);letter-spacing: -0.045em;line-height: 1.02;}h3{margin-bottom: 8px;font-size: 1.04rem;line-height: 1.35;}.section-lead{max-width: 58rem;margin-bottom: 28px;color: var(--paper-dim);font-size: 1rem;}.catalog{position: relative;}.catalog::after{position: absolute;top: 108px;right: calc(var(--shell-gutter) * -1);color: rgba(255,255,255,0.035);content: "10";font-size: min(44vw,24rem);font-weight: 900;line-height: 0.8;pointer-events: none;}.catalog-filters{position: relative;z-index: 1;display: flex;flex-wrap: wrap;gap: 8px;margin-bottom: 30px;}.catalog-filters button{min-height: 44px;padding: 8px 14px;border: 1px solid var(--slate-soft);border-radius: 0;color: var(--paper-dim);background: var(--obsidian-raised);cursor: pointer;}.catalog-filters button:hover,.catalog-filters button:focus-visible,.catalog-filters button[aria-pressed="true"]{border-color: var(--flame);color: #fff;background: var(--flame);outline: 0;}.catalog-grid{position: relative;z-index: 1;display: grid;gap: 16px;}.cat-card{display: grid;grid-template-columns: 116px minmax(0,1fr);min-width: 0;border: 1px solid var(--slate-soft);border-radius: 0;background: linear-gradient(145deg,var(--obsidian-raised),#0d0f12);}.cat-card[hidden]{display: none;}.cat-cover{position: relative;min-width: 0;overflow: hidden;border-right: 1px solid var(--slate-soft);aspect-ratio: 2 / 3;}.cat-cover img{width: 100%;height: 100%;object-fit: cover;}.cat-no{position: absolute;inset: 0 auto auto 0;padding: 5px 8px;color: #fff;background: var(--flame);font-size: 0.78rem;line-height: 1;}.cat-copy{min-width: 0;padding: 14px;}.tag-row{display: flex;flex-wrap: wrap;gap: 5px;margin-bottom: 9px;}.tag{padding: 2px 6px;border: 1px solid rgba(240,90,40,0.45);color: var(--flame-hot);font-size: 0.65rem;line-height: 1.4;}.cat-copy p{margin-bottom: 10px;color: var(--paper-dim);font-size: 0.83rem;line-height: 1.62;}.cat-copy .reversal-note{padding-top: 10px;border-top: 1px solid var(--line);color: var(--paper-dim);font-size: 0.76rem;}.reversal-note strong,.editor-tier strong{margin-right: 6px;color: var(--signal);}.cat-copy .editor-tier{margin-bottom: 0;color: var(--flame-hot);font-size: 0.72rem;font-weight: 800;letter-spacing: 0.02em;}.checked-date{margin: 22px 0 0;color: var(--steel);font-size: 0.78rem;font-variant-numeric: tabular-nums;}.narrative{position: relative;}.moment-list{counter-reset: moments;display: grid;margin-block: 36px;border-top: 1px solid var(--line);}.moment-step{counter-increment: moments;display: grid;grid-template-columns: 48px minmax(0,1fr);gap: 16px;padding: 22px 0;border-bottom: 1px solid var(--line);}.moment-no{color: var(--flame);font-size: 1.5rem;line-height: 1;}.moment-copy p{margin-bottom: 0;color: var(--paper-dim);}.rhythm-table-wrap{overflow-x: auto;border: 1px solid var(--line);}.narrative-disclosure{margin-top: 38px;border: 1px solid var(--line);background: var(--obsidian-raised);}.narrative-disclosure summary{display: flex;align-items: center;justify-content: space-between;gap: 18px;padding: 16px 18px;color: #fff;background: var(--slate);font-weight: 900;letter-spacing: 0.04em;cursor: pointer;list-style: none;}.narrative-disclosure summary::-webkit-details-marker{display: none;}.narrative-disclosure summary::after{flex: 0 0 auto;color: var(--signal);content: "[-]";font-variant-numeric: tabular-nums;}.narrative-disclosure:not([open]) summary::after{content: "[+]";}.narrative-disclosure summary:focus-visible{outline: 2px solid var(--signal);outline-offset: -5px;}.narrative-disclosure .rhythm-table-wrap{border: 0;border-top: 1px solid var(--line);}.rhythm-table{width: 100%;min-width: 660px;border-collapse: collapse;background: var(--obsidian-raised);}.rhythm-table caption{padding: 16px;color: var(--paper);background: var(--slate);font-weight: 900;text-align: left;}.rhythm-table th,.rhythm-table td{padding: 15px;border: 1px solid var(--line);text-align: left;vertical-align: top;}.rhythm-table th{color: var(--flame-hot);}.rhythm-table td{color: var(--paper-dim);}.glossary-grid,.about-facts,.ba-queries{display: grid;margin: 0;}.glossary-grid > div,.about-facts > div,.ba-queries > div{padding: 18px 0;border-top: 1px solid var(--line);}.glossary-grid dt,.about-facts dt,.ba-queries dt{color: var(--flame-hot);font-weight: 900;}.glossary-grid dd,.about-facts dd,.ba-queries dd{margin: 4px 0 0;color: var(--paper-dim);}.subsection-heading{margin-top: 52px;}.subsection-heading h3{font-size: clamp(1.4rem,4vw,2.15rem);}.longtail-grid,.faq-list{display: grid;gap: 12px;margin-top: 24px;}.longtail-item,.faq-item{padding: 18px;border-left: 4px solid var(--flame);background: var(--obsidian-raised);}.longtail-item p,.faq-item p{margin-bottom: 0;color: var(--paper-dim);}.faq-item:nth-child(even){border-left-color: var(--signal);}.brand-about{display: grid;gap: 30px;}.ba-tagline{margin-bottom: 10px;color: var(--signal);font-size: clamp(1.35rem,4vw,2.1rem);font-weight: 900;letter-spacing: -0.02em;}.ba-body{max-width: 58rem;color: var(--paper-dim);}.about-facts{margin-top: 34px;}.about-editorial > header p{margin: 0;color: var(--flame-hot);font-size: 0.78rem;font-weight: 900;letter-spacing: 0.12em;}.about-editorial > p{max-width: 48rem;color: var(--paper-dim);}.site-footer{border-top: 8px solid var(--flame);background: #070809;}.footer-inner{display: grid;gap: 18px;padding-block: 34px;}.footer-inner p{max-width: 52rem;margin-bottom: 0;color: var(--steel);font-size: 0.82rem;}.footer-editorial{display: grid;gap: 16px;padding-block: 34px 18px;}.footer-editorial p,.site-footer > small{color: var(--steel);}.site-footer > small{display: block;width: min(100% - 32px,1180px);margin: 0 auto;padding-bottom: 28px;}.back-to-top{position: fixed;right: 14px;bottom: 14px;z-index: 40;min-width: 48px;min-height: 48px;padding: 10px;border: 1px solid var(--flame);border-radius: 0;color: #fff;background: rgba(10,11,13,0.94);opacity: 0;visibility: hidden;pointer-events: none;transform: translateY(10px);transition: opacity 160ms ease,transform 160ms ease,visibility 160ms ease;cursor: pointer;}.back-to-top.is-visible{opacity: 1;visibility: visible;pointer-events: auto;transform: translateY(0);}.back-to-top:hover,.back-to-top:focus-visible{color: var(--obsidian);background: var(--flame);outline: 2px solid var(--signal);outline-offset: 2px;}@media (min-width: 720px){:root{--shell-gutter: 28px;}.header-inner{grid-template-columns: auto minmax(0,1fr);align-items: center;}.site-nav nav{justify-content: flex-end;}.hero{grid-template-columns: minmax(0,0.88fr) minmax(360px,1.12fr);align-items: center;}.hero-visual{min-height: 520px;}.hero-cover img{height: 520px;}.catalog-grid{grid-template-columns: repeat(2,minmax(0,1fr));}.moment-step{grid-template-columns: 90px minmax(0,1fr);padding: 28px 0;}.glossary-grid,.about-facts,.ba-queries{grid-template-columns: repeat(2,minmax(0,1fr));gap: 0 30px;}.longtail-grid,.faq-list{grid-template-columns: repeat(2,minmax(0,1fr));}}@media (min-width: 1120px){:root{--shell-gutter: 40px;}.brand-mark{flex-basis: 42px;width: 42px;height: 42px;}.brand-name{font-size: 1.35rem;}.hero{gap: 68px;}.catalog-grid{grid-template-columns: repeat(5,minmax(0,1fr));gap: 14px;}.cat-card{display: block;}.cat-cover{border-right: 0;border-bottom: 1px solid var(--slate-soft);}.cat-copy{padding: 14px 12px 16px;}.moment-list{grid-template-columns: repeat(5,minmax(0,1fr));border-left: 1px solid var(--line);}.moment-step{display: block;padding: 24px;border-right: 1px solid var(--line);}.moment-no{display: block;margin-bottom: 28px;}.glossary-grid{grid-template-columns: repeat(4,minmax(0,1fr));}.glossary-grid > div{padding-right: 22px;}.brand-about{grid-template-columns: minmax(0,1.15fr) minmax(0,0.85fr);}}@media (prefers-reduced-motion: reduce){html{scroll-behavior: auto;}*,*::before,*::after{scroll-behavior: auto !important;animation-duration: 0.01ms !important;animation-iteration-count: 1 !important;}}@media (max-width: 719px){.site-nav nav{width: 100%;min-width: 0;gap: 2px;}.site-nav a{flex: 1 1 0;padding-inline: 4px;font-size: 0.7rem;letter-spacing: 0;text-align: center;}.hero-lead,.section-lead,.cat-copy p,.cat-copy .card-synopsis,.cat-copy .reversal-note,.cat-copy .editor-tier,.moment-copy p,.glossary-grid dd,.longtail-item p,.faq-item p,.ba-body,.ba-queries dd,.about-facts dd{font-size: 16px;line-height: 1.6;}.site-nav a,.catalog-filters button,.back-to-top{min-width: 44px;min-height: 44px;}.eyebrow,.tag,.cat-copy .reversal-note strong,.cat-copy .editor-tier strong{font-size: 12px;line-height: 1.5;}}